About the Authors

Doris Bachtrog

To whom correspondence should be addressed. E-mail: dbachtrog@berkeley.edu

Affiliation Department of Integrative Biology, University of California, Berkeley, Berkeley, California, United States of America

Jeffrey D Jensen

Affiliation Department of Integrative Biology, University of California, Berkeley, Berkeley, California, United States of America

Zhi Zhang

Affiliation Division of Biological Sciences, University of California, San Diego, La Jolla, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

DB conceived and designed the experiments. DB and ZZ performed the experiments. DB and JDJ analyzed the data. DB contributed reagents/materials/analysis tools. DB and JDJ wrote the paper.